Centurion of Decades

Vigilance

Opportunity — (As this creature enters, if you spent
mana of specific colors to cast this spell, one of the
following abilities triggers this turn)
{b} — Draw a card. You lose 1 life.
{g} — Put one +1/+1 counter on Centurion of
Decades
{b}{g} {line}Destroy target permanent an opponent
controls. Its controller draws a card.